BlackBerry 9720 vs Celkon A20
BlackBerry 9720
Celkon A20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 2100
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HSDPA speedHSDPA, 7.2 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-82013-8
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Status2013-82013-8
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height114 mm
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Width66 mm
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Thickness12 mm
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Weight120 g
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KeyboardQWERTY-
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ColorsBlack, Blue, Pure Pink, Purple, WhiteBlack
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Display
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Display typeIPS capacitive touchscreenTFT capacitive touchscreen
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Physical size2.8 inches4.0 inches
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Resolution480 x 360 pixels480 x 800 pixels
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Pixel density214 ppi233 ppi
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Display colors16777216-
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Hardware
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CPU806 MHz Tavor MG11.2 GHz Dual-core
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Memory ROM512 MB256 MB
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Memory RAM512 MB512 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSBlackBerry OS 7.1Android OS, v4.2.0 (Jelly Bean)
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Main camera
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Main camera5 MP3.15 MP
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Primary camera resolution2592 x 1944 pixels2048 x 1536 pixels
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Primary camera video480p@30fpsvideo
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; Polyphonic(64), MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDS-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1450 mAh1500 mAh
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Talk time7 h-
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Standby time432 h-
